Stir to combine Flour, Baking Soda, Salt, Cinnamon, and Pumpkin Pie Spice in a medium mixing bowl. Gradually add the dry ingredients to the wet ingredients in the large bowl of pumpkin mixture. Use a hand mixer to mix or make sure to stir well so that everything is completely combined.

GENEROUSLY spray two 8x4 nonstick loaf pans with cooking spray. Pour mixture evenly into pans, filling the loaf pan up to 3/4 of the way full. (Do not overfill the pans.)